| R-204 | Machining Composite Core Materials | Composites |
| Superseded by: None | Superseded By: None | |
| Selected sector: AS | Date added: | |
| SupplierNumber | SupplierName | State | CountryName |
| 90124238 | Northrop Grumman Systems Corp | OH | United States |
| 90073306 | NORTHROP GRUMMAN SYSTEMS CORP | OH | United States |